CVE-2021-4149

Updated: 2024-11-22 19:41:26.659598

Description:

A vulnerability was found in btrfs_alloc_tree_b in fs/btrfs/extent-tree.c in the Linux kernel due to an improper lock operation in btrfs. In this flaw, a user with a local privilege may cause a denial of service (DOS) due to a deadlock problem.


Links NIST CIRCL RHEL Ubuntu

Severity

Severity Score
CVSS Version 2.x LOW 2.1
CVSS Version 3.x MEDIUM 5.5

Status

OS name Project name Version Score Severity Status Errata Last updated

Statement

AlmaLinux 9.2 ESU kernel 5.14.0 5.5 MEDIUM Ignored 2023-11-21 04:12:29
CentOS 6 ELS kernel 2.6.32 5.5 MEDIUM Ignored 2022-03-31 09:51:11
CentOS 7 ELS kernel 3.10.0 5.5 MEDIUM Released CLSA-2024:1720468480 2024-07-23 17:34:29
CentOS 8.4 ELS kernel 4.18.0 5.5 MEDIUM Ignored 2022-03-31 09:51:11
CentOS 8.5 ELS kernel 4.18.0 5.5 MEDIUM Ignored 2022-03-31 09:51:11
CloudLinux 6 ELS kernel 2.6.32 5.5 MEDIUM Ignored 2022-03-31 09:51:11
Oracle Linux 6 ELS kernel 2.6.32 5.5 MEDIUM Ignored 2022-12-02 16:06:55
Ubuntu 16.04 ELS linux-hwe 4.15.0 5.5 MEDIUM Already Fixed 2023-04-21 03:22:37
Ubuntu 16.04 ELS linux 4.4.0 5.5 MEDIUM Released CLSA-2023:1682604577 2023-04-27 11:13:25
Ubuntu 18.04 ELS linux 4.15.0 5.5 MEDIUM Ignored 2023-03-02 04:04:08